roto drafter是什么意思，roto drafter的翻译，roto drafter音标、读音、用法和例句

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roto drafter是什么意思，roto drafter的翻译，roto drafter音标、读音、用法和例句_淳朴汉英词典

roto drafter

基本解释

专业释义

機械工程